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Segment Information - Footnote Details (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information
Gain (Loss) on Disposition of Assets	$ 24.6
Project abandonment costs, contract termination liabilities		$ 94.9
Construction in Progress
Segment Reporting Information
Capitalized Project Costs, Expense	61.5
Wynn Interactive's Digital Sports Betting And Casino Gaming Business
Segment Reporting Information
Business Exit Costs	16.9
Federal Investigation
Segment Reporting Information
Litigation Settlement, Fee Expense	130.0
Securities Class Action
Segment Reporting Information
Litigation Settlement, Fee Expense	$ 9.4

X

- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
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Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
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-Name Accounting Standards Codification
-Section 45
-Paragraph 28
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(6))
-SubTopic 10
-Topic 220
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